A plugin that adds a Gravatar to your blog registration page, which is updated via AJAX.

This plugin enables Gravatar Hovercards in Self Hosted Wordpress Blogs. Code by Ottopress, Pluginized By Abhik.

Check if the Email's Gravatar is exist. 檢測指定郵箱的Gravatar是否存在

Replace the Google CDN and Gravatar avatar links, speed up the site speed for WordPress users in China.

ZdCommentsWidget allows you to display top commenters or last commenters in a widget

This plugin gets user images from Profile Avatar service. User email addresses are sending in MD5 hashed string to this service and it returns latest image which users have on this service. this will of substitut gravatar.